package com.apts.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * 全局过滤器，配置跨域信息
 * @author lwh
 */
public class AccessControlAllowOriginFilter implements Filter {

	@Override
	public void init(FilterConfig filterConfig) throws ServletException {
	}

	/**
	 * 配置响应头跨域信息
	 */
	@Override
	public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
			throws IOException, ServletException {
		HttpServletRequest req = ( HttpServletRequest )request;
		HttpServletResponse res = (HttpServletResponse) response;
//		ResponseUtil.init(res).setAccessControlAllowOrigin("http://localhost:8080", "GET,POST");
		chain.doFilter(req, res);
	}

	@Override
	public void destroy() {
	}


}
